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Finding the Fourth Proportional to 3,202.59, 4,803.12 and 1,641.79

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Solution

The fourth proportional to 3,202.59, 4,803.12 and 1,641.79 is: 2,462.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.59 : 4,803.12 = 1,641.79 : x
  2. Step 2: Convert to fraction form
    3,202.59/4,803.12 = 1,641.79/x
  3. Step 3: Cross multiply
    3,202.59x = 4,803.12 × 1,641.79
  4. Step 4: Simplify right side
    3,202.59x = 7,885,738.52
  5. Step 5: Solve for x
    x = 7,885,738.52/3,202.59
  6. Step 6: Final answer
    x = 2,462.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.